Games like Space Hulk: Ascension (Classic)
Games like Space Hulk: Ascension (Classic) include XCOM®: Chimera Squad, BattleTech, XCOM: Enemy Unknown, XCOM 2, and STAR WARS Zero Company™. We matched them by the tags players give Space Hulk: Ascension (Classic) on Steam (Strategy, Turn-Based Tactics, RPG, Turn-Based, and Tactical): closest matches first, and among equally close ones the better-known games.

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based Tactics · Turn-Based

BattleTech
Shared: Strategy · Turn-Based Tactics · Turn-Based

XCOM: Enemy Unknown
Shared: Strategy · Tactical · Turn-Based

XCOM 2
Shared: Strategy · RPG · Tactical

STAR WARS Zero Company™
Shared: Turn-Based Tactics · Strategy · Sci-fi

The Last Spell
Shared: Strategy · RPG · Turn-Based Tactics

Battle Brothers
Shared: Strategy · RPG · Turn-Based Tactics

MENACE
Shared: Strategy · RPG · Turn-Based Tactics

Warhammer 40,000: Mechanicus
Shared: Strategy · Turn-Based Tactics · Turn-Based

Jagged Alliance 3
Shared: Strategy · Turn-Based Tactics · Tactical

Gears Tactics
Shared: Strategy · Turn-Based Tactics · Turn-Based

Blood Bowl 2: Legendary Edition (Classic)
Shared: Strategy · Turn-Based · Board Game

The Dungeon Of Naheulbeuk: The Amulet Of Chaos
Shared: Turn-Based Tactics · RPG · Strategy

Xenonauts 2
Shared: Strategy · RPG · Turn-Based Tactics

Mordheim: City of the Damned
Shared: RPG · Strategy · Tactical

Mutant Year Zero: Road to Eden
Shared: Strategy · RPG · Turn-Based Tactics

Warhammer 40,000: Mechanicus II
Shared: Strategy · Turn-Based Tactics · RPG

Heroes of Might and Magic: Olden Era
Shared: Strategy · RPG · Turn-Based Strategy

Phantom Doctrine
Shared: Strategy · Turn-Based Tactics · RPG

Into the Breach
Shared: Strategy · Turn-Based Tactics · Turn-Based Strategy

Jagged Alliance 2 - Wildfire
Shared: Strategy · Turn-Based Tactics · RPG

Sid Meier’s Civilization® VI
Shared: Strategy · Turn-Based Strategy · Turn-Based

ENDLESS Legend™
Shared: Strategy · Turn-Based · RPG

Total War: WARHAMMER II
Shared: Strategy · Turn-Based Strategy · Turn-Based